Friday is a fast day.

星期五是斋日。

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In order to spin off the Moon, Earth would have had to rotate so fast that a day would have lasted less than three hours.

为了脱离月球，地球必须旋转得如此之快，以至于一天持续的时间少于三个小时。

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In such a fast-changing world, in which reality seems to be remade each day, we need the ability to focus and understand what is happening to us.

在这样一个快速变化的世界里，现实似乎每天都在被重新塑造，我们需要相关的能力去注意并理解发生在我们身上的事情。

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The day before, a Jewish fast-day, the main source of tension had been at Haram al-Sharif (Temple Mount) in Jerusalem.

ECONOMIST: Israel and the Palestinians

Despite relating to allegations from many years ago, today has been a day of fast-moving political events relating to historic abuse in North Wales children's homes.

BBC: History back in the headlines

Kennedy -- six days before he announced his run for the presidency -- made a pilgrimage to Delano, California, to help farm labor leader Cesar Chavez break a 25-day fast.

CNN: Commentary: Kennedy nod may be key for Hispanics